Prathyush Madhu

3+ years of work experience

May 20251 yr 4 mosPresent

Karnataka, India

- Engineered high-availability solutions for Juspay’s UPI payment rails, serving as a Technical Service Provider for high-volume merchants. Responsible for the site reliability of a distributed architecture comprising 8 GCP, 1 AWS, and 1 on-premise stack processing millions of daily transactions. - Led GCP Cloud SQL PostgreSQL consolidation from 5 physical database servers to a single server using logical replication, reducing infrastructure footprint and operational overhead. - Onboarded internal product Infraswitch to AWS stack and automated operational workflows across all 8 stacks, reducing manual intervention in deployment and maintenance tasks. - Architected an authentication and authorization pipeline for internal tooling using Pomerium, Keycloak, and ADFS with three-way identity federation where ADFS acted as primary IdP and Keycloak as IdP broker.

Sep 20248 mosApr 2025

Remote

- Designed and implemented a custom Kubernetes scheduler in Java, using the Kubernetes API to actively monitor unscheduled pods and assign them to nodes based on custom logic. - Developed a mutating admission webhook that intercepts pod creation requests and updates their schedulerName to custom-scheduler, allowing interception and custom handling. - Configured TLS termination and secure webhook communication between the Kubernetes API server and the custom scheduler using Java keystores and Spring Boot’s SSL support.